IPC Subgroup
H10K 50/1 OLEDs or polymer light-emitting diodes [PLED]
Introduced: January 2023
Full Title
Organic light-emitting devices > OLEDs or polymer light-emitting diodes [PLED]
Classification Context
- Section:
- ELECTRICITY
- Class:
- SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- Subclass:
- ORGANIC ELECTRIC SOLID-STATE DEVICES
5 direct subcodes
Child Classifications
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- H10K 50/11 characterised by the electroluminescent [EL] layers
- H10K 50/14 Carrier transporting layers
- H10K 50/17 Carrier injection layers
- H10K 50/18 Carrier blocking layers
- H10K 50/19 Tandem OLEDs
Top Applicants
Top 10 applicants by patent filingsfor class H10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 21,044
- SAMSUNG ELECTRONICS COMPANY KR 14,774
- LG DISPLAY COMPANY KR 9,454
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 8,301
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 7,642
- BOE TECHNOLOGY GROUP COMPANY 6,845
- BOE TECHNOLOGY GROUP COMPANY CN 6,806
- SAMSUNG DISPLAY 6,577
- LG CHEM KR 5,461
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 5,115